<!DOCTYPE html>
<html xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
    <meta name="viewport"
          content="width=device-width, initial-scale=1, maximum-scale=1, minimum-scale=1, user-scalable=no">
    <style>
        html,body{
            height: 100%;
            overflow: hidden;
        }
        body{
            background-image: url("/images/wel_bg.jpg");
            background-size: 500px 307px;
            background-repeat: no-repeat;
            background-position: center;
        }
    </style>
</head>
<body>

</body>
</html>